Sell Oxygen injection instrumentfetal heart rate insturmentOxygen meter◆∋✗Portable Finger Tip Pulse Oxime best price

Practical function: it can be used to measure the hemoglobin saturation and heart rate and it's suitable to be used at sport club, oxygen bar, family, etc. LED display screen and 2 adjustable directions to show the measurement result. Small in volume & light in weight & convenient in carrying. Power consumption of it is low and it will automatically power off if there is no operation in 5 seconds. It can work continuously for 24 hours with 2*AAA batteries.